Portable Closed-Loop Cooling System with Dynamic Coolant Flow Control
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Solution Overview
Problem
Conventional air conditioning systems are inefficient as they operate to cool the air by the same amount regardless of the temperature difference, leading to unnecessary energy consumption, and are fixed and non-portable, limiting their application and reuse.
Innovation Solution
A portable free cooling temperature conditioning system with a mobile platform and air handling assembly that includes a first cooling coil, pumps, and a controller to manage coolant flow based on temperature differences, allowing for efficient cooling and reusability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional air conditioning units are fixed and integrated into buildings, then they provide stable cooling performance, but they lack portability and reusability
Solution Approach 1:
The air conditioning system is divided into separate functional modules including a condenser unit, evaporator unit, control system, and support structure. This segmentation allows the system to be disassembled, transported, and reconfigured for different locations while maintaining reliable cooling performance through standardized connection interfaces
Solution Approach 2:
The portable AC unit incorporates multiple functions including cooling, drainage, and control within a single integrated system. The universal design with standardized components enables the unit to be deployed in various locations and configurations, providing both portability and consistent performance across different applications
2Use of energy by moving object
If the air conditioning unit operates to cool air by the same amount regardless of temperature difference, then it ensures consistent cooling, but it leads to unnecessary energy consumption
Solution Approach 1:
The control system dynamically adjusts the compressor operation and fan speed based on the temperature difference between the current environment and the desired set point. When the temperature difference is small, the system reduces cooling intensity; when the difference is large, it increases cooling capacity, thereby optimizing energy consumption while maintaining effective cooling operation
Solution Approach 2:
Temperature sensors continuously monitor the ambient temperature and provide feedback to the control system. The controller processes this information and adjusts the cooling system operation accordingly, reducing energy consumption when cooling demand is low while ensuring consistent cooling performance when needed
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides efficient cooling by adjusting coolant flow based on temperature differences, reducing energy consumption and enabling portability and reuse, making it suitable for various large spaces and emergency situations.
Implementation Method 1
The return air flows over the first cooling coil to condition the return air to supply air
Data Source
AI summary
The present disclosure involves a free cooling temperature conditioning system having an air handling assembly having a first cooling coil. The first cooling coil includes an intake port receiving coolant at a first temperature and further includes an output port for the coolant at a second temperature. The air handing assembly receives return air flow from a space being temperature conditioned, where the return air flows over the first cooling coil to condition the return air to supply air. The air handing assembly delivers the supply air into the space being temperature conditioned. The conditioning system also includes a controller configured to maintain a temperature difference between the second temperature and the first temperature.